Gangyou 151 (Rice)
The main results are as follows: (1) Variety source: it is a late maturing indica combination of Gang 46A and Jianghui 151 (Gui 630/IR9761-4-3-2) from Jiangshan seed Company and Sichuan seed Station.
(2) characteristics: the whole growth period is 153.0 days, which is 3 days longer than that of Shanyou 63. The plant height is 119.2 cm, the ear is flat with 170.6 grains, the seed setting rate is 81.9%, and the 1000-grain weight is 29.0g. The seedling stage grows vigorously, the plant type is moderate, the stem is hard and the leaf is stiff, and the tillering ability and effective panicle are not as good as Shanyou 63. It's good to turn yellow in the later stage. The brown rice rate is 81.1%, the milled rice rate is 70.0%, and the head rice rate is 47.6%. The processing, appearance and edible quality of Shanyou 63 are similar to those of Shanyou 63. According to the identification of resistance to rice blast, leaf blast was 6-8, neck blast was 7, and the resistance was better than that of the control.
(3) yield performance: in the regional test of Sichuan Province from 1995 to 1996, the average yield per mu in two years was 567.14 kg, which was 4.64% higher than that of Shanyou 63. In the production test in 1996, the average yield per mu was 586 and 63 kg, which was 8.62% higher than that of Shanyou 63.
(4) suitable planting area: it is suitable for planting in Shanyou 63 planting area, especially under the condition of high fertilizer and water in northwest Sichuan, it is easier to obtain high yield.
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Gangyou 177 (Rice)
[variety name] Gangyou 177 (Gang 46A/ Chenghui 177) is a medium indica late maturing type, bred by crop Research Institute of Sichuan Academy of Agricultural Sciences. [characteristics] according to the rice and product quality supervision, inspection and testing center of the Ministry of Agriculture, Gangyou 177 had brown rice rate of 80.6%, milled rice rate of 72.8%, head rice rate of 61.9%, grain length 6.2mm, length-width ratio of 2.4,59% of chalkiness, 6.0% of chalkiness, transparency of grade 3 and alkali elimination value of 5.9%.
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Gangyou 131399 (Rice)
The main results are as follows: (1) Variety source: this variety is a medium indica late maturing hybrid rice combination made by Yibin Institute of Agricultural Sciences using Gang 46A as female parent and japonica restorer line Yihui 1313 as male parent. (2) characteristics: the whole growth period of the combination was 148 days, maturing 2 days earlier than Canyou 63, plant height 110-115 cm, ear length 24 cm, spike 160-180 grains, seed setting rate more than 85%, 1000-grain weight 28-30 g, brown rice rate 81. 5%, milled rice rate 72. 14%, head rice rate 55. 8% identification of leaf blast by rice blast
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